Flange



FIG. 1 is an isometric view of a flange according to our design;

FIG. 2 is a perspective view of the flange of FIG. 1, shown removed from environment in order to show aspects of the design that are otherwise not apparent;

FIG. 3 is a front elevation view thereof; and,

FIG. 4 is a rear elevation view thereof.

The broken lines immediately adjacent the shaded areas represent the bounds of the claimed design while all other broken lines are directed to environment and are for illustrative purpose only; and the broken lines form no part of the claimed design. 

CLAIM The ornamental design for a flange, as shown and described. 